import requests
import random
import re
import time

class song_info_not_img(object):
    def __init__(self):
        self.url = 'http://music.163.com/api/song/detail/'


    def set_user_agent(self):
        USER_AGENTS = [
            "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET CLR 2.0.50727; Media Center PC 6.0)",
            "Mozilla/5.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET CLR 1.0.3705; .NET CLR 1.1.4322)",
            "Mozilla/4.0 (compatible; MSIE 7.0b; Windows NT 5.2; .NET CLR 1.1.4322; .NET CLR 2.0.50727; InfoPath.2; .NET CLR 3.0.04506.30)",
            "Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN) AppleWebKit/523.15 (KHTML, like Gecko, Safari/419.3) Arora/0.3 (Change: 287 c9dfb30)",
            "Mozilla/5.0 (X11; U; Linux; en-US) AppleWebKit/527+ (KHTML, like Gecko, Safari/419.3) Arora/0.6",
            "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.2pre) Gecko/20070215 K-Ninja/2.1.1",
            "Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9) Gecko/20080705 Firefox/3.0 Kapiko/3.0",
            "Mozilla/5.0 (X11; Linux i686; U;) Gecko/20070322 Kazehakase/0.4.5"
        ]
        user_agent = random.choice(USER_AGENTS)
        return user_agent

    def spider(self, song_id):
        time.sleep(1)
        params = {
            'id': song_id,
            'ids': f'[{song_id}]'
        }
        headers = {
            'Cookie':'_ntes_nnid=f46b6c05c2134bd90e4058c3b9fba356,1623422380327',
            'Accept-encoding':'gzip',
            'DNT':'1',
            'Host':'music.163.com',
            'Upgrade-Insecure-Requests':'1',
            'User-Agent': self.set_user_agent()
            }
        time.sleep(0.2)
        response = requests.get(url=self.url, params=params, headers=headers).json()
        print(response)
        return response

    def parse(self, response):
        songs = response['songs'][0]
        song_name = songs['name']

        artists = songs['artists']
        singers = re.findall(r"\{'name': '(.*?)', 'id':", str(artists))
        singer = ','.join(singers)

        song_info = singer + ' - ' + song_name
        print(song_info)
        return song_info

    def run(self, song_id):
        response = self.spider(song_id)
        song_info = self.parse(response)
        return song_info

if __name__ == "__main__":
    song_id = input('网易云歌曲id：')  # 1398628590  1482614803    400161906
    song_info = song_info_not_img()
    song_info.run(song_id)
    print('over!')
